Lights Overtake Acceleration on page 61). If Autosteer is active, engaging a turn signal may cause Model 3 to change lanes (see Auto Lane Change on page 66) Lane Change Flash To indicate a lane change, quickly press the lever up or down, then release. The corresponding turn signal flashes three times. Hazard Warning Flashers To turn on the hazard warning flashers, press the button located near the rear view mirror. All turn signals flash. Press again to turn off. Note: Hazard warning flashers operate even when Model 3 can not detect a key (authenticated smartphone or key card). 44 Model 3 Owner's Manual